backlight pwm period changed to 40000us to fix high pitch noise issue…

… at 10Khz
FunKey-Project · Mar 1, 2021 · 7bcba86 · 7bcba86
1 parent 1a57ac0
commit 7bcba86
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/arch/arm/boot/dts/sun8i-v3s-funkey.dts b/arch/arm/boot/dts/sun8i-v3s-funkey.dts
@@ -58,7 +58,7 @@
 
 	backlight: backlight {
 		compatible = "pwm-backlight";
-		pwms = <&pwm 0 100000 1>;
+		pwms = <&pwm 0 40000 1>;
 		brightness-levels = <0 1 2 3 8 14 21 32 46 60 80 100>; //2.2 div factor
 		default-brightness-level = <11>;
 		power-supply = <&reg_vcc5v0>;